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Merged
texodus merged 1 commit into from
Apr 23, 2026
Merged

Add WebGL chart plugin with scatter, line, and treemap #3160

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39 changes: 39 additions & 0 deletions examples/webgl-example/build.js
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// ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
// ┃ ██████ ██████ ██████ █ █ █ █ █ █▄ ▀███ █ ┃
// ┃ ▄▄▄▄▄█ █▄▄▄▄▄ ▄▄▄▄▄█ ▀▀▀▀▀█▀▀▀▀▀ █ ▀▀▀▀▀█ ████████▌▐███ ███▄ ▀█ █ ▀▀▀▀▀ ┃
// ┃ █▀▀▀▀▀ █▀▀▀▀▀ █▀██▀▀ ▄▄▄▄▄ █ ▄▄▄▄▄█ ▄▄▄▄▄█ ████████▌▐███ █████▄ █ ▄▄▄▄▄ ┃
// ┃ █ ██████ █ ▀█▄ █ ██████ █ ███▌▐███ ███████▄ █ ┃
// ┣━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┫
// ┃ Copyright (c) 2017, the Perspective Authors. ┃
// ┃ ╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌ ┃
// ┃ This file is part of the Perspective library, distributed under the terms ┃
// ┃ of the [Apache License 2.0](https://www.apache.org/licenses/LICENSE-2.0). ┃
// ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛

const esbuild = require("esbuild");
const fs = require("fs");
const path = require("path");

async function build() {
await esbuild.build({
entryPoints: ["src/index.js"],
outdir: "dist",
format: "esm",
bundle: true,
target: "es2022",
loader: {
".ttf": "file",
".arrow": "file",
".wasm": "file",
".glsl": "text",
},
assetNames: "[name]",
});

fs.writeFileSync(
path.join(__dirname, "dist/index.html"),
fs.readFileSync(path.join(__dirname, "src/index.html")).toString(),
);
}

build();
24 changes: 24 additions & 0 deletions examples/webgl-example/package.json
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{
"name": "webgl-example",
"private": true,
"version": "4.3.0",
"description": "A WebGL chart plugin example built using `@perspective-dev/viewer-webgl`.",
"scripts": {
"build": "node build.js",
"start": "node build.js && http-server dist"
},
"keywords": [],
"license": "Apache-2.0",
"dependencies": {
"@perspective-dev/client": "workspace:",
"@perspective-dev/viewer": "workspace:",
"@perspective-dev/viewer-datagrid": "workspace:",
"@perspective-dev/viewer-d3fc": "workspace:",
"@perspective-dev/viewer-webgl": "workspace:",
"superstore-arrow": "catalog:"
},
"devDependencies": {
"esbuild": "catalog:",
"http-server": "catalog:"
}
}
7 changes: 7 additions & 0 deletions examples/webgl-example/src/index.css
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perspective-viewer {
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
}
17 changes: 17 additions & 0 deletions examples/webgl-example/src/index.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width,initial-scale=1" />

<title>Perspective WebGL Plugin Example</title>

<link rel="preload" href="perspective-viewer.wasm" as="fetch" type="application/wasm" crossorigin="anonymous" />
<link rel="preload" href="perspective-server.wasm" as="fetch" type="application/wasm" crossorigin="anonymous" />
<link rel="preload" href="superstore.lz4.arrow" as="fetch" type="arraybuffer" crossorigin="anonymous" />

<script type="module" src="index.js"></script>
<link rel="stylesheet" href="index.css" />
</head>
<body></body>
</html>
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